This video is a tutorial on how to use the Form Data API in React for handling form inputs. The video starts with an introduction to the topic and mentions that Form Data API doesn't require installation, just a reference to the form element.
The presenter demonstrates how to use the Form Data API by attaching an `onSubmit` event handler to a form. Inside the handler, they create a `FormData` object by passing the form element, log it to the console, and explain that it returns an array of arrays representing the form data.
They then show how to retrieve individual input values using the `get` method of the `FormData` object by specifying the input's name attribute.
Next, they introduce the `entries` method of the `FormData` object, which returns an array of arrays and use `Object.fromEntries` to convert it into an object, making it easier to work with the form data.
The video also covers checking for empty values by using the `values` method of the `FormData` object and includes an example of how to handle empty values in a form.
Additionally, the presenter demonstrates how to clear form inputs using the `reset` method of the form element.
Towards the end of the video, they discuss creating a utility function named `getFormValues` that accepts a form element as an argument and returns an object containing form data and information about empty values.
Overall, the video provides a comprehensive tutorial on working with the Form Data API in React, including practical examples and tips for handling form inputs effectively.
1. The video is hosted by John from coding, who is an addict and welcome back to his channel.
2. The video focuses on discussing how to use the form data API and React, which is an interface for working with form inputs.
3. The video mentions that the form data API has quite a few methods but they will only cover a few of them.
4. For more detailed information about the form data API, viewers are referred to the JavaScript nuggets video.
5. The video also provides a link to the GitHub repository for reference.
6. The video explains that forms in React can be set up in various ways, such as controlled inputs or using the useRef hook.
7. The video also introduces the FormData API, which is a web API that provides a way to easily construct a set of key/value pairs representing form fields and their values.
8. The video explains that to start with the FormData API, there's no need to install anything as it's part of JavaScript.
9. The video shows how to use the FormData API by providing the form element and preventing the default submit event.
10. The video mentions that the FormData API returns an array of arrays, where each input is represented with another array containing the name and value.
11. The video also explains how to check for empty values using the FormData API.
12. The video provides a way to quickly check for empty values using the `includes` method.
13. The video covers how to clear out the inputs using the `reset` method.
14. The video suggests setting up a utils function for the FormData API, which can be used in any form.
15. The video concludes with a demonstration of how to use the FormData API in a real React application.